--- /dev/null
+--- a/include/opencv/cxtypes.h.orig 2009-11-25 16:35:30.000000000 +0900
++++ b/include/opencv/cxtypes.h 2009-11-25 16:37:25.000000000 +0900
+@@ -78,7 +78,7 @@
+
+ #if ((defined WIN32 || defined _WIN32 || defined WIN64 || defined _WIN64) && \
+ (_MSC_VER >= 1400 || defined CV_ICC)) \
+- || (defined __SSE2__ && defined __GNUC__ && __GNUC__ >= 4)
++ || (defined __SSE2__ && defined __GNUC__ && __GNUC__ >= 4) || defined __x86_64__
+ #include <emmintrin.h>
+ #define CV_SSE2 1
+ #else